EP3785441A4 - METHOD AND DEVICE FOR VIDEO ENCODING - Google Patents

METHOD AND DEVICE FOR VIDEO ENCODING Download PDF

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Publication number
EP3785441A4
EP3785441A4 EP19792011.9A EP19792011A EP3785441A4 EP 3785441 A4 EP3785441 A4 EP 3785441A4 EP 19792011 A EP19792011 A EP 19792011A EP 3785441 A4 EP3785441 A4 EP 3785441A4
Authority
EP
European Patent Office
Prior art keywords
video coding
coding process
video
coding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19792011.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3785441A2 (en
Inventor
Xiaozhong Xu
Guichun Li
Xiang Li
Shan Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tencent America LLC
Original Assignee
Tencent America LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tencent America LLC filed Critical Tencent America LLC
Publication of EP3785441A2 publication Critical patent/EP3785441A2/en
Publication of EP3785441A4 publication Critical patent/EP3785441A4/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP19792011.9A 2018-04-26 2019-03-26 METHOD AND DEVICE FOR VIDEO ENCODING Pending EP3785441A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862663171P 2018-04-26 2018-04-26
US16/205,180 US10462483B1 (en) 2018-04-26 2018-11-29 Method and apparatus for video coding
PCT/US2019/024017 WO2019209444A2 (en) 2018-04-26 2019-03-26 Method and apparatus for video coding

Publications (2)

Publication Number Publication Date
EP3785441A2 EP3785441A2 (en) 2021-03-03
EP3785441A4 true EP3785441A4 (en) 2021-09-08

Family

ID=68293056

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19792011.9A Pending EP3785441A4 (en) 2018-04-26 2019-03-26 METHOD AND DEVICE FOR VIDEO ENCODING

Country Status (6)

Country Link
US (4) US10462483B1 (https=)
EP (1) EP3785441A4 (https=)
JP (5) JP7152512B2 (https=)
KR (2) KR102487114B1 (https=)
CN (2) CN112042200B (https=)
WO (1) WO2019209444A2 (https=)

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CN114615498B (zh) * 2020-12-05 2024-11-19 腾讯科技（深圳）有限公司 视频解码方法、视频编码方法、相关设备及存储介质
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CN118202656A (zh) * 2021-11-30 2024-06-14 北京达佳互联信息技术有限公司 视频编解码中考虑边界外条件的运动补偿
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WO2025095616A1 (ko) * 2023-10-31 2025-05-08 동아대학교 산학협력단 비디오 코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025154941A1 (ko) * 2024-01-15 2025-07-24 동아대학교 산학협력단 비디오 부/복호화 방법 및 장치 그리고 비트스트림을 저장한 기록 매체
WO2025157211A1 (en) * 2024-01-26 2025-07-31 Mediatek Inc. Methods and apparatus of intra merge mode for mixed modes in video coding
WO2025249883A1 (ko) * 2024-05-31 2025-12-04 동아대학교 산학협력단 비디오 코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

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Also Published As

Publication number Publication date
US12244854B2 (en) 2025-03-04
JP2022177268A (ja) 2022-11-30
KR102608063B1 (ko) 2023-11-30
KR20230012098A (ko) 2023-01-25
WO2019209444A3 (en) 2020-04-30
US10462483B1 (en) 2019-10-29
KR102487114B1 (ko) 2023-01-11
US11595686B2 (en) 2023-02-28
US20230120043A1 (en) 2023-04-20
JP2022505996A (ja) 2022-01-17
JP7775415B2 (ja) 2025-11-25
JP2026027428A (ja) 2026-02-18
JP2024023662A (ja) 2024-02-21
JP2025013949A (ja) 2025-01-28
CN112042200B (zh) 2022-09-30
US20190379909A1 (en) 2019-12-12
US11039167B2 (en) 2021-06-15
US20210250609A1 (en) 2021-08-12
EP3785441A2 (en) 2021-03-03
CN115941954A (zh) 2023-04-07
JP7405926B2 (ja) 2023-12-26
WO2019209444A2 (en) 2019-10-31
CN112042200A (zh) 2020-12-04
US20190335200A1 (en) 2019-10-31
KR20200128149A (ko) 2020-11-11
CN115941954B (zh) 2024-07-26
JP7578791B2 (ja) 2024-11-06
JP7152512B2 (ja) 2022-10-12

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